Vaping releases toxic chemicals, including heavy metals, as well as ultrafine particles that go deep into the lungs. These increase the risk of heart and lung disorders. How Smoking vs. Vaping Affects the Eyes Second hand cannabis smoke: Researchers investigate involuntary THC exposure in homes University of Toronto What to know about the health impact if you're caught in a cloud of someone's vape smoke: https: fox8.com news nexstar media wire does vaping cause secondhand smoke doctors explain the side effects Quitting Vaping Timeline: What to Expect Day by Day Still Detox Does Vaping Make You Tired?